my Ram 1500 DT (2019-Present) has a transmission shudder when driving, how to fix?

Ram 1500 DT (2019-Present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

577 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix transmission shudder in 2019 Ram 1500 DT. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Transmission

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Allow the engine to cool before opening the transmission fluid pan or checking fluid levels.

Symptoms

•Transmission shudder felt during acceleration
•Noticeable vibrations in the cabin
•Intermittent slipping of the transmission
•Delayed shifting or harsh engagement during gear changes
•Increased engine RPM without corresponding vehicle acceleration

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related trouble codes.
2
Check the transmission fluid level and condition (color, smell, and any debris).
3
Inspect the transmission mount for wear or damage.
4
Test the torque converter for proper function and operation.
5
Verify the operation of the transmission control module (TCM) and any associated wiring connections.
6
Assess the driveline components for wear, such as U-joints and driveshaft.

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

✓Test the affected component to ensure it functions correctly
✓Check for any error codes or warning lights
✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

•Follow the manufacturer's recommended maintenance schedule
•Address warning signs early before they develop into major issues
•Use quality parts and fluids recommended for your vehicle
•Keep detailed records of all repairs and maintenance

Tools & Equipment Required

•OBD-II scanner
•Socket set
•Funnel
•Transmission fluid pump
•Multimeter
•Torque wrench
•Jack
•Jack stands

Parts Required

•Transmission fluid (ATF+4)
•Transmission mount
•Torque converter clutch solenoid (if needed)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related trouble codes.
2
Check the transmission fluid level and condition (color, smell, and any debris).
3
Inspect the transmission mount for wear or damage.
4
Test the torque converter for proper function and operation.
5
Verify the operation of the transmission control module (TCM) and any associated wiring connections.
6
Assess the driveline components for wear, such as U-joints and driveshaft.

Solution

1. Preparation

Park the vehicle on a level surface and engage the parking brake.
Gather tools and parts.
Safety warning: Allow the engine to cool before working on the transmission.

2. Check and Replace Transmission Fluid

Tools Required: Socket set, funnel, transmission fluid pump.
Sub-steps:
1. Remove the transmission dipstick and check the fluid level.
2. If fluid is low, add the appropriate type of transmission fluid (consult the owner’s manual for specifications).
3. If fluid is dark or has a burnt smell, drain the transmission fluid using a fluid pump.
4. Replace with new fluid, ensuring the correct type and quantity is used (typically ATF+4 for Ram trucks).

3. Inspect and Replace Transmission Mount

Tools Required: Socket set, jack, jack stands.
Sub-steps:
1. Lift the vehicle securely with jack stands.
2. Locate the transmission mount beneath the vehicle.
3. Inspect the mount for cracks or excessive wear.
4. If damaged, remove the old mount and install a new one, tightening bolts to the manufacturer’s torque specifications.

4. Test Torque Converter

Tools Required: Multimeter, torque wrench.
Sub-steps:
1. Disconnect the battery before working on electrical components.
2. Use a multimeter to check the torque converter clutch solenoid for continuity.
3. If faulty, replace the solenoid as per the manufacturer's specifications.

5. Reprogram / Reset Transmission Control Module

Tools Required: OBD-II scanner.
Sub-steps:
1. Connect the OBD-II scanner and access the TCM settings.
2. Follow the manufacturer’s instructions to reset or reprogram the TCM.
3. Clear any stored error codes and perform a test drive to check for shuddering.